Author details

Maman Hermana<sup>1</sup> \*, Maya Genisa<sup>2</sup> , Luluan A. Lubis<sup>1</sup> and Chow Weng Sum<sup>1</sup>


\*Address all correspondence to: maman.hermana@utp.edu.my

© 2019 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/ by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
